Kelly Thacker

Executive Marketing Leader, Klaviyo

Kelly Thacker is the Vice President of Product Marketing at Klaviyo, where she sets the global strategy for launching new products, driving adoption at scale, and turning customers into advocates. She leads Klaviyo’s product marketing, customer marketing, and community teams—bringing together narrative, data, and go-to-market execution to fuel product-led growth. Recognized for her ability to translate complex products into clear, compelling stories, Kelly has spent over two decades building category-defining brands and scaling high-performing teams. Prior to Klaviyo, she served as CMO of Salesforce Commerce Cloud, where she helped shape one of the most successful enterprise platforms in digital commerce.